A sample of methane gas that contains Avogadro's number of molecules has a mass of ________.

Name: A sample of methane gas that contains Avogadro's number of molecules has a mass of ________.
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The molar mass of methane (CH4) is 16.04 g/mol. Avogadro's number is 6.022 x 10^23 molecules/mol. Therefore, if we have Avogadro's number of methane molecules, the mass would be 16.04 g/mol x 6.022 x 10^23 molecules/mol = 16.0 g.

A Sample of Methane Gas That Contains Avogadro's Number of Molecules